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It’s widely used in the project of the high-pressure water mist fire suppression system that GEKO high-pressure manual ball valve、electrical high-pressure ball valve. It has performed steadily in many project of the high-pressure water mist fire suppression system, whose properties is stable.

The case is:

Tobacco bureau in Haerbin   

Tobacco project in Xuchang

Tobacco project in Yunnan

PSB Archive in Chongqing

Procuratorate in Chongqing

Custom in Hangzhou

The project of metro in Dalian

The space of underground in Sichuan Dayuan